{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1511286",
    "entityType": "User",
    "nonce": "0xf65351471bfd03743d0371fd6b416dfdf141f839bbdb2f878958653f19d6d5f9",
    "signature": "0x1ae21752dc9f80322d4cfc77fc0b2f447e5ac42e1ef6ee4e2461d1ab62459613537876933d446bd0b4918fd87346a1f6a5234bff32e5d224561d9c02e252ddfd1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}